1bashThis demonstrates the use of an integer variable and a conditional while loop in Bash to decrement and print values.declare -i counter counter=10 while [ $counter -gt 2 ]; do echo The counter is $counter counter=counter-1 donebash internalloopswhile loopconditional
2bashThis demonstrates a line-by-line while loop to process each line from a file.cat file.txt | while read line; do echo $line donebash internalloopswhile loopline-by-line
3bashThis demonstrates reading and processing a file line by line using a while loop in Bash.while read -r line; do echo "$line" done <file.txtbash internalloopswhile loopline-by-line
4bashThis demonstrates a forever (infinite) while loop that executes a command and sleeps for 10 seconds repeatedly.while true; do # example_command_to_execute echo "--- sleep 10 ---" sleep 10 donebash internalloopswhile loopforever (infinite)
5bashThis demonstrates reading and processing a file line-by-line using a while loop in Bash.while read -r line; do echo "$line" done <file.txtbash internalloopswhile loopline-by-line
6bashThis demonstrates a while loop iterating over items from a here-document (heredoc) in Bash.while read -r item; do echo "$item" done <<EOF a b c EOFbash internalloopswhile loopline-by-line